Conical Spring O-Ring Seals

The Sealergy Seals Type 155 seal is a resilient, 'O'-ring mounted "pusher" seal design.

Replacement for Burgmann M2N. Single unbalanced seal with conical spring. Pressure up to 10 bar. No set screws - prevents shaft damage.

Replacement for Burgmann M3N. Rotating conical spring. Pressure up to 10 bar. Widely used in chemical and wastewater industries.

Replacement for Burgmann H17N. Balanced seal with multiple springs. Pressure up to 80 bar for 14-100mm diameters. For high-pressure applications.

Type 156 conical spring O-ring mounted seal. Pusher type unbalanced seal. Suitable for light to medium duty pump applications.